chore(deps): Bump taiki-e/install-action from 2.67.30 to 2.68.5 (#57)

Bumps [taiki-e/install-action](https://github.com/taiki-e/install-action) from 2.67.30 to 2.68.5.
- [Release notes](https://github.com/taiki-e/install-action/releases)
- [Changelog](https://github.com/taiki-e/install-action/blob/main/CHANGELOG.md)
- [Commits](https://github.com/taiki-e/install-action/compare/288875dd3d64326724fa6d9593062d9f8ba0b131...71b48393496777ee11188c07a34d48b048a985cd)

---
updated-dependencies:
- dependency-name: taiki-e/install-action
  dependency-version: 2.68.5
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

filtermail/.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
           toolchain: nightly
           components: rustfmt
       - uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2
-      - uses: taiki-e/install-action@288875dd3d64326724fa6d9593062d9f8ba0b131 # v2
+      - uses: taiki-e/install-action@71b48393496777ee11188c07a34d48b048a985cd # v2
         with:
           tool: taplo-cli
       - run: taplo format --check && cargo fmt --check